10-26 Exercise 2: Displays the number of its digits and their sum

Question

Write a program that reads an integer (1-4 digits) and displays the number of its digits and their sum. For example, if the number is 1234, the program should display 4 and 10

寫一個輸入四位整數 輸出數字的位數和位數的總和。例如，數字是1234程式會輸出4和10。

More information about Loops here.

 

Example input:

1234

Example output:

4 10

 

Example input 2:

245

Example output:

3 11

 

Answer 1

Hidden content!
*   ********   ** * ** 

int * **** 

int ***    

int **

**** ** * ** *  * *  ** *  
 *** *
*       
     ****  *
** *  *** **
*** *

**   *  ** ** 
a=  * 
    
}


* * ** *  *  *   *  ** *****


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 2

Hidden content!
*** **   ****     ***

int  *  * * 

int ** *

int *  

 * *******   * **** * ****
  ***   *
 ****** ***
*    **  
***** *******
* *** *

 *    ** ** ***
a= ***
***
}


 * ***  * ** *  *** *    **


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 3

Hidden content!
 ***  * * ** * *  * 

int  *   **  

int   * *

int  ** 

 *  **** ** * * * ***    
  ** ** 
 * * * **
   **** **   
***   **   
    ** *

**    ** ****  
a= ***  
 ** 
}


*****  *  *     ** * **


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 4

Hidden content!
 * ******       ****

int    * *

int  * ***

int *** 

* *    *** * *** *   *** *
 *******
* **  
** * * * ***
* * *****
      *

*  * * ** *  
a=   *
*** 
}


** ***  *** **   * *    ***


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 5

Hidden content!
  ** **  *    ** * *** *  

int * *  * * *

int   

int * 

***    * ***  * **  **  ***** 
**  * **
 *** * 
 *  * ***  *
 ***  * *
 **  *

* **  * *    
a= ** *

}


  **** ** *   * *** ****  *


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 6

Hidden content!
*    * ***  *  *  **

int **    

int *  

int  *

  * **  **** * **  *      * **
 * *  *
  ** **   
  ***  ***   *
***** **    
*    * * 

    ** * * *   ****
a= *  
*  
}


  *  ** ***** * ** **    


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 7

Hidden content!
*** * *  * *  * **

int  * * * *

int    

int  

   **  ** * **  *** ***  *
* ** 
   *      
****   * **  
**  ****** 
   ****  *

  **    ********
a= ** 
   *
}


**  ***** * * ****  *  * **


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 8

Hidden content!
**** * * *   *  *** 

int ***  *** 

int  *  ** 

int  *

**   *        **  *   *** *   **
    
 ** 
  **  *  ***
 *  *  ** *
 **** *

 *** ***  * ****  
a=   *
 *
}


** ** *   **  ****** * *  


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 9

Hidden content!
#include<stdio.h>
int main()
{
 *    ** *** **** ** * * * ** *  n,digits = 0,sum = 0;
* * **  * ** *  **  **  *   ***   **  ****** *   *  * 
** * * *  * * *  * ** *  ** *    {
  **    ** *   ***  * * *  ******     **   *   *   ***  
*** * *  *  ** * *      *  **   **  * * *******  **   
 *******  **** *  *** * ** **  **  *   * *  *  *   * * * * 
    ** **  ** * **** ** ** while(n > 0);
*  **  *   ** ** * * ** ** ***  ** **     d\n",digits,sum);
}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output

Answer 10

Hidden content!
#include<stdio.h>
int main()
{
* *  * * * * *    **   * * n,digits = 0,sum = 0;
  **  **   * **  *** ***  **    * **      *  **   ***   
* * ***  *** **   *  *       {
**  *  * *** ** ******  **** *   * ** * ** * *     **   * ** 
  * ** * * ***  *  *****  ***  ***  *     ***** ***   
  ******  **     * ** ***   ** ***  *     *** *** *  
*   *   *   * *   *****  *  while(n > 0);
   * * *** **  *    *  *    * ***  *   d\n",digits,sum);

Comments

prog.c: In function 'main':
prog.c:11:5: error: expected declaration or statement at end of input
     printf("%d% d\n",digits,sum);
     ^~~~~~